Instruction

Add the unit test test_calc.py

import pytest
from calc import *

def test_add():
    assert add(3,4)==7

def test_sub():
    assert sub(3,4)==-1

In terminal, you may run the unit test using the command "pytest".

Under the "Action" tab, in the GitHub repository, click "New Workflow". Select "Configure" under "Python application".

Preview the Github workflow python-app.yml. click Commit.

Whenever there are changes commit to the "main" branch, the GitHub Action will be triggered to run the automated test using pytest.